Pants, jacket and vest.
shirt
UK-Trousers, jacket and waist-coat(optional).
It's simple. A typical three-piece suit has a suit jacket, waistcoat and trousers, more commonly know as pants.
The traditional mariachi band would wear a charro suit or a Mexican cowboy suit.
13
Nothing they walk in their birthday suit
eBay
There is no such thing One could argue that a traditionally cut suit and tie is the closest thing Americans have to traditional dress. The American cut of the suit is called a sack suit. It's not that flattering to the body. I say stay away.
Zoot suit
She is a free spirit who wore a bright pink suit instead of a traditional wedding gown.
usually in traditional Scottish pieces.
A red suit with white trim.